239.  Pick up the plutonic rock from the following :
A. Granite
B. Dolerite
C. Basalt
D. All the above.

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240. Pick up the hypabyssal rock from the following
A. Granite
B. Dolerite
C. Basalt
D. All the above.

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241. Pick up the volcanic rock from the following :
A. Granite
B. Dolerite
C. Basalt
D. All the above.

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242. Pick up the rock which is not a sedimentary rock from the following :
A. gravel
B. sand stone
C. gypsum
D. dolerite

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243. The foliated structure is very common in
A. sedimentary rocks
B. igneous rocks
C. metamorphic rocks
D. none of these.

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244. The rocks in which argil (or clay) predominates, are called
A. sillicious rocks
B. argillaceous rocks
C. calcareous rocks
D. igneous rocks.

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245.  In a rock calcium carbonate pre-dominates. State whether it is :
A. Sillicious rock
B. Argillaceous rock
C. Calcareous rock
D. None of these.

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